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using System;
using Xamarin.Forms.CustomAttributes;
using System.Collections.ObjectModel;
using System.Linq;
using Xamarin.Forms.Internals;
#if UITEST
using Xamarin.Forms.Core.UITests;
using Xamarin.UITest;
using NUnit.Framework;
#endif
namespace Xamarin.Forms.Controls
{
#if UITEST
[Category(UITestCategories.ListView)]
#endif
[Preserve (AllMembers = true)]
[Issue (IssueTracker.Bugzilla, 34912, "ListView.IsEnabled has no effect on iOS")]
public class Bugzilla34912 : TestContentPage // or TestMasterDetailPage, etc ...
{
protected override void Init ()
{
Padding = new Thickness (0, 20, 0, 0);
var source = SetupList ();
var list = new ListView
{
ItemTemplate = new DataTemplate(typeof(TextCell))
{
Bindings = {
{ TextCell.TextProperty, new Binding ("Name") }
}
},
GroupDisplayBinding = new Binding("LongTitle"),
GroupShortNameBinding = new Binding("Title"),
Header = "HEADER",
Footer = "FOOTER",
IsGroupingEnabled = true,
ItemsSource = SetupList(),
};
list.ItemTapped += (sender, e) =>
{
var listItem = (Issue2777.ListItemValue)e.Item;
DisplayAlert(listItem.Name, "You tapped " + listItem.Name, "OK", "Cancel");
};
var btnDisable = new Button () {
Text = "Disable ListView",
AutomationId = "btnDisable"
};
btnDisable.Clicked += (object sender, EventArgs e) => {
if (list.IsEnabled == true){
list.IsEnabled = false;
btnDisable.Text = "Enable ListView";
}
else {
list.IsEnabled = true;
btnDisable.Text = "Disable ListView";
}
};
Content = new StackLayout
{
VerticalOptions = LayoutOptions.FillAndExpand,
Children = { btnDisable, list }
};
}
ObservableCollection<Issue2777.ListItemCollection> SetupList()
{
var allListItemGroups = new ObservableCollection<Issue2777.ListItemCollection>();
foreach (var item in Issue2777.ListItemCollection.GetSortedData())
{
// Attempt to find any existing groups where theg group title matches the first char of our ListItem's name.
var listItemGroup = allListItemGroups.FirstOrDefault(g => g.Title == item.Label);
// If the list group does not exist, we create it.
if (listItemGroup == null)
{
listItemGroup = new Issue2777.ListItemCollection(item.Label);
listItemGroup.Add(item);
allListItemGroups.Add(listItemGroup);
}
else
{ // If the group does exist, we simply add the demo to the existing group.
listItemGroup.Add(item);
}
}
return allListItemGroups;
}
#if UITEST
[Test]
public void Bugzilla34912Test ()
{
RunningApp.Tap (q => q.Marked ("Allen"));
RunningApp.WaitForElement (q => q.Marked ("You tapped Allen"));
RunningApp.Tap (q => q.Marked ("OK"));
RunningApp.Tap (q => q.Marked ("btnDisable"));
RunningApp.Tap (q => q.Marked ("Allen"));
RunningApp.WaitForNoElement (q => q.Marked ("You tapped Allen"));
}
#endif
}
}
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